/Engine/Source/Runtime/Landscape/Public/LandscapeEdit.h
Implementation for fixed array.
void GetHeightDataFast ( const int32 X1, const int32 Y1, const int32 X2, const int32 Y2, [TMap](API\Runtime\Core\Containers\TMap)< FIntPoint, uint16 > & SparseData, [TMap](API\Runtime\Core\Containers\TMap)< FIntPoint, uint16 > * NormalData, [UTexture2D](API\Runtime\Engine\Engine\UTexture2D) * InHeightmap )